disp: pll: fix TRACE_INCLUDE_FILE path issue

This change address incorrect TRACE_INCLUDE_FILE issue
in pll driver.

Change-Id: I8d8d83f5cc93eb4700557d8b8564a949d0421caa
Signed-off-by: Narendra Muppalla <NarendraM@codeaurora.org>

pll/pll_trace.h

@@ -13,7 +13,7 @@
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM mdss_pll
 #undef TRACE_INCLUDE_FILE
-#define TRACE_INCLUDE_FILE ../../drivers/clk/qcom/mdss/mdss_pll_trace
+#define TRACE_INCLUDE_FILE pll_trace
 
 
 TRACE_EVENT(mdss_pll_lock_start,